May 24 2021
“Sexed semen has changed the dairy landscape,” said Dan Schaefer, an animal science professor emeritus at the University of Wisconsin-Madison, during the May Hoard’s Dairyman webinar
March 25 2021
Over the past decade, inseminations to sexed semen have grown from 9% of Holsteins and 23% of Jersey heifers and cows in 2009 to 21% of Holstein females and 46% of Jersey females in 2020
Nov. 28 2018
With the emergence of sexed semen and the ability to obtain more heifers per breeding, some have questioned its use
April 20 2012
In 1989, a major breakthrough in sperm sexing was reported by USDA scientists in rabbits. Insemination of rabbit does with Y-chromosome-bearing sperm resulted in 81 percent males, whereas insemination...
April 18 2012
Many dairy farmers turned sour on sexed semen as 2009 unfolded. The reasons were obvious: Cash flows reduced discretionary spending, and sexed semen was viewed as discretionary, $30 more a straw compared...
March 27 2012
The technology to produce sexed semen has been around for decades. But, it was not until recently that commercial application became a reality. We know that the sex-sorting technology can reliably raise...
March 27 2012
In the 1980s, a breakthrough in semen sexing technology was made by USDA researchers in the Lawrence Livermore Laboratory in California. The patents for this technology were licensed to a company named...
March 27 2012
Use of gender- or sex-sorted A.I. semen continues to grow rapidly among U.S. dairy producers, even though the technology is still in its relative infancy. The first limited commercial distributions of...